Dollar General股票周一收盘时上涨1.7％，之后因伯克希尔公司建仓该股的消息公布而在盘后交易时段再涨4％ 目前为33.47美元。

Shares of Dollar General, which gained 1.7% Monday before tacking on another 4% in after-hours trading once Berkshire’s investment went public, are now at $33.47.

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分期建仓(逐渐建仓)，但是多数的交易者并不这样做。

Spreads work, but most traders don't use them.

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入市策略的目标是使交易向正确的方向建仓。

The purpose of an entry is to get the trade started in the right direction.

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